- PREMIUM MATERIAL: Abnaok 20 inch inner tube is made of high quality butyl rubber which has heat resistance and fine sealing performance.
- PACKAGE INCLUDED: The package comes in 2 pack of inner tubes and they can widly fit 20″ inch wheel width between 1.75-2.125 tires.
- FIT SIZE: Our bike tubes are fit for 1.75-2.125 tire and has 3.2cm schrader Valve.
- APPLICATION: This 20 inner tube can be used as replacement for a damaged or worn-down bicycle tube.
- SUGGESTION: When you are changing your bicycle inner tube please add just a little air to the tube before installing.